Supposedly, if you plant a bottom vine underground, and leave it all winter, you can dig it up, cut it, and plant pieces of it to start new plants the next year. This is in the Freshops hop gardening guide at their website.

I have my hops growing adjacent to my vegetable garden. The other day I pulled my tomato and zucchini plants out and rototilled the entire garden--making sure not to bury any stray hop vines. That's the last thing I need, hops sprouting uncontrolled in the veggie garden.

That's very interesting. I need to buy their book. Several others have commented on the quality of information contained within. On a side-note, I had a couple of low hanging vines on my a-Female plant that decided to sprout tenacle roots after falling onto the ground this Summer.CHEERS! Beertracker